CVE-2023-20576

Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of service or privilege escalation.

  • Published Sep 2, 2026
  • CVSS 7.7 high
  • 0.1% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2023-20576 at the National Vulnerability Database